| @@ -1,5 +1,9 @@ | ||
| 1 | 1 | <?php |
| 2 | +if ( ! defined( 'ABSPATH' ) ) { | |
| 3 | + exit; | |
| 4 | +} | |
| 5 | + | |
| 2 | 6 | /** |
| 3 | 7 | * |
| 4 | 8 | * @package Wa_Notifier |
| 5 | 9 | */ |
| @@ -7,26 +11,238 @@ | ||
| 7 | 11 | /** |
| 8 | 12 | * Init |
| 9 | 13 | */ |
| 10 | 14 | public static function init() { |
| 11 | - add_action( 'wp_footer', array( __CLASS__ , 'display_whatsapp_chat_button' ) ); | |
| 15 | + add_action( 'wp_footer', array( __CLASS__, 'display_whatsapp_chat_button' ) ); | |
| 16 | + add_action( 'wp_enqueue_scripts', array( __CLASS__, 'add_chat_button_inline_styles' ), 20 ); | |
| 12 | 17 | } |
| 13 | 18 | |
| 14 | 19 | /** |
| 20 | + * Add position and device visibility CSS for the chat button. | |
| 21 | + * | |
| 22 | + * Device visibility is handled with media queries (not wp_is_mobile()) so it | |
| 23 | + * works with page caching and can distinguish tablets. | |
| 24 | + */ | |
| 25 | + public static function add_chat_button_inline_styles() { | |
| 26 | + $handle = NOTIFIER_NAME . '-frontend-css'; | |
| 27 | + if ( ! wp_style_is( $handle, 'enqueued' ) ) { | |
| 28 | + return; | |
| 29 | + } | |
| 30 | + | |
| 31 | + $css = ''; | |
| 32 | + $position = get_option( 'notifier_ctc_position', 'bottom-right' ); | |
| 33 | + $offset_x = absint( get_option( 'notifier_ctc_offset_x', 20 ) ); | |
| 34 | + $offset_y = absint( get_option( 'notifier_ctc_offset_y', 20 ) ); | |
| 35 | + | |
| 36 | + // The default matches frontend.css; skip it so existing theme CSS overrides of the button position keep working. | |
| 37 | + if ( 'bottom-right' !== $position || 20 !== $offset_x || 20 !== $offset_y ) { | |
| 38 | + $css .= self::get_position_css( $position, $offset_x, $offset_y ); | |
| 39 | + } | |
| 40 | + | |
| 41 | + $mobile_query = '(max-width: 767px)'; | |
| 42 | + | |
| 43 | + if ( 'yes' === get_option( 'notifier_ctc_mobile_position_enable', 'no' ) ) { | |
| 44 | + $css .= '@media ' . $mobile_query . '{' . self::get_position_css( | |
| 45 | + get_option( 'notifier_ctc_mobile_position', 'bottom-right' ), | |
| 46 | + get_option( 'notifier_ctc_mobile_offset_x', 20 ), | |
| 47 | + get_option( 'notifier_ctc_mobile_offset_y', 20 ) | |
| 48 | + ) . '}'; | |
| 49 | + } | |
| 50 | + | |
| 51 | + $devices = (array) get_option( 'notifier_ctc_devices', array( 'desktop', 'tablet', 'mobile' ) ); | |
| 52 | + $media_queries = array( | |
| 53 | + 'mobile' => $mobile_query, | |
| 54 | + 'tablet' => '(min-width: 768px) and (max-width: 1024px)', | |
| 55 | + 'desktop' => '(min-width: 1025px)', | |
| 56 | + ); | |
| 57 | + foreach ( $media_queries as $device => $query ) { | |
| 58 | + if ( ! in_array( $device, $devices, true ) ) { | |
| 59 | + $css .= '@media ' . $query . '{.notifier-click-to-chat-btn{display:none !important;}}'; | |
| 60 | + } | |
| 61 | + } | |
| 62 | + | |
| 63 | + if ( '' !== $css ) { | |
| 64 | + wp_add_inline_style( $handle, $css ); | |
| 65 | + } | |
| 66 | + } | |
| 67 | + | |
| 68 | + /** | |
| 69 | + * Build the fixed-position CSS rule for a corner + offsets. | |
| 70 | + * | |
| 71 | + * @param string $position Corner key, e.g. 'bottom-right'. | |
| 72 | + * @param int|string $offset_x Horizontal offset in px. | |
| 73 | + * @param int|string $offset_y Vertical offset in px. | |
| 74 | + * @return string | |
| 75 | + */ | |
| 76 | + private static function get_position_css( $position, $offset_x, $offset_y ) { | |
| 77 | + $vertical = 0 === strpos( (string) $position, 'top' ) ? 'top' : 'bottom'; | |
| 78 | + $horizontal = false !== strpos( (string) $position, 'left' ) ? 'left' : 'right'; | |
| 79 | + | |
| 80 | + return sprintf( | |
| 81 | + '.notifier-click-to-chat-btn{top:auto;bottom:auto;left:auto;right:auto;%1$s:%2$dpx;%3$s:%4$dpx;}', | |
| 82 | + $vertical, | |
| 83 | + absint( $offset_y ), | |
| 84 | + $horizontal, | |
| 85 | + absint( $offset_x ) | |
| 86 | + ); | |
| 87 | + } | |
| 88 | + | |
| 89 | + /** | |
| 90 | + * Whether the chat button should be displayed on the current request. | |
| 91 | + * | |
| 92 | + * A page qualifies when it matches any "display" rule and no "exclude" rule. | |
| 93 | + * | |
| 94 | + * @return bool | |
| 95 | + */ | |
| 96 | + public static function should_display_on_current_page() { | |
| 97 | + $rules = Notifier_Backend::get_ctc_display_rules(); | |
| 98 | + | |
| 99 | + if ( self::matches_any_rule( $rules['exclude'] ) ) { | |
| 100 | + return false; | |
| 101 | + } | |
| 102 | + | |
| 103 | + return self::matches_any_rule( $rules['display'] ); | |
| 104 | + } | |
| 105 | + | |
| 106 | + /** | |
| 107 | + * @param array $rows Rule rows: array( 'rule' => key, 'specifics' => array ). | |
| 108 | + * @return bool | |
| 109 | + */ | |
| 110 | + private static function matches_any_rule( $rows ) { | |
| 111 | + foreach ( (array) $rows as $row ) { | |
| 112 | + if ( ! empty( $row['rule'] ) && self::rule_matches( $row['rule'], (array) ( $row['specifics'] ?? array() ) ) ) { | |
| 113 | + return true; | |
| 114 | + } | |
| 115 | + } | |
| 116 | + return false; | |
| 117 | + } | |
| 118 | + | |
| 119 | + /** | |
| 120 | + * Check one rule key against the current request. Keys are documented in | |
| 121 | + * Notifier_Backend::get_ctc_location_options(). | |
| 122 | + * | |
| 123 | + * @param string $rule | |
| 124 | + * @param array $specifics | |
| 125 | + * @return bool | |
| 126 | + */ | |
| 127 | + private static function rule_matches( $rule, $specifics = array() ) { | |
| 128 | + switch ( $rule ) { | |
| 129 | + case 'basic-global': | |
| 130 | + return true; | |
| 131 | + case 'basic-singulars': | |
| 132 | + return is_singular(); | |
| 133 | + case 'basic-archives': | |
| 134 | + return is_archive(); | |
| 135 | + case 'special-front': | |
| 136 | + return is_front_page(); | |
| 137 | + case 'special-blog': | |
| 138 | + return is_home(); | |
| 139 | + case 'special-404': | |
| 140 | + return is_404(); | |
| 141 | + case 'special-search': | |
| 142 | + return is_search(); | |
| 143 | + case 'special-date': | |
| 144 | + return is_date(); | |
| 145 | + case 'special-author': | |
| 146 | + return is_author(); | |
| 147 | + case 'wc-shop': | |
| 148 | + return function_exists( 'is_shop' ) && is_shop(); | |
| 149 | + case 'wc-cart': | |
| 150 | + return function_exists( 'is_cart' ) && is_cart(); | |
| 151 | + case 'wc-checkout': | |
| 152 | + return function_exists( 'is_checkout' ) && is_checkout(); | |
| 153 | + case 'wc-account': | |
| 154 | + return function_exists( 'is_account_page' ) && is_account_page(); | |
| 155 | + case 'wc-order-received': | |
| 156 | + return function_exists( 'is_order_received_page' ) && is_order_received_page(); | |
| 157 | + case 'specifics': | |
| 158 | + foreach ( $specifics as $item ) { | |
| 159 | + if ( self::specific_matches( $item ) ) { | |
| 160 | + return true; | |
| 161 | + } | |
| 162 | + } | |
| 163 | + return false; | |
| 164 | + } | |
| 165 | + | |
| 166 | + // {post_type}|all, {post_type}|archive, {post_type}|tax|{taxonomy} | |
| 167 | + $parts = explode( '|', $rule ); | |
| 168 | + if ( count( $parts ) < 2 || ! post_type_exists( $parts[0] ) ) { | |
| 169 | + return false; | |
| 170 | + } | |
| 171 | + $post_type = $parts[0]; | |
| 172 | + | |
| 173 | + if ( 'all' === $parts[1] ) { | |
| 174 | + return is_singular( $post_type ); | |
| 175 | + } | |
| 176 | + if ( 'archive' === $parts[1] ) { | |
| 177 | + return is_post_type_archive( $post_type ); | |
| 178 | + } | |
| 179 | + if ( 'tax' === $parts[1] && ! empty( $parts[2] ) ) { | |
| 180 | + $taxonomy = $parts[2]; | |
| 181 | + if ( 'category' === $taxonomy ) { | |
| 182 | + return is_category(); | |
| 183 | + } | |
| 184 | + if ( 'post_tag' === $taxonomy ) { | |
| 185 | + return is_tag(); | |
| 186 | + } | |
| 187 | + return is_tax( $taxonomy ); | |
| 188 | + } | |
| 189 | + | |
| 190 | + return false; | |
| 191 | + } | |
| 192 | + | |
| 193 | + /** | |
| 194 | + * Match a specific item: post-{id} (that single post/page/product), tax-{id} (that | |
| 195 | + * term's archive) or tax-{id}-posts (any single item that has that term). | |
| 196 | + * | |
| 197 | + * @param string $item | |
| 198 | + * @return bool | |
| 199 | + */ | |
| 200 | + private static function specific_matches( $item ) { | |
| 201 | + if ( ! preg_match( '/^(post|tax)-(\d+)(-posts)?$/', (string) $item, $m ) ) { | |
| 202 | + return false; | |
| 203 | + } | |
| 204 | + $id = (int) $m[2]; | |
| 205 | + | |
| 206 | + if ( 'post' === $m[1] ) { | |
| 207 | + if ( is_singular() && (int) get_queried_object_id() === $id ) { | |
| 208 | + return true; | |
| 209 | + } | |
| 210 | + // Pages WordPress / WooCommerce render as archives rather than singulars. | |
| 211 | + if ( is_home() && ! is_front_page() && (int) get_option( 'page_for_posts' ) === $id ) { | |
| 212 | + return true; | |
| 213 | + } | |
| 214 | + if ( function_exists( 'is_shop' ) && function_exists( 'wc_get_page_id' ) && is_shop() && (int) wc_get_page_id( 'shop' ) === $id ) { | |
| 215 | + return true; | |
| 216 | + } | |
| 217 | + return false; | |
| 218 | + } | |
| 219 | + | |
| 220 | + if ( ! empty( $m[3] ) ) { | |
| 221 | + $term = get_term( $id ); | |
| 222 | + return $term && ! is_wp_error( $term ) && is_singular() && has_term( $id, $term->taxonomy, get_queried_object_id() ); | |
| 223 | + } | |
| 224 | + | |
| 225 | + $queried = get_queried_object(); | |
| 226 | + return ( is_category() || is_tag() || is_tax() ) && $queried instanceof WP_Term && (int) $queried->term_id === $id; | |
| 227 | + } | |
| 228 | + | |
| 229 | + /** | |
| 15 | 230 | * Display Whatsapp chat button. |
| 16 | 231 | */ |
| 17 | 232 | public static function display_whatsapp_chat_button() { |
| 18 | - $enable_click_chat = get_option('notifier_ctc_enable'); | |
| 19 | - $btn_style = get_option('notifier_ctc_button_style'); | |
| 20 | - $click_chat_number = get_option('notifier_ctc_whatsapp_number'); | |
| 233 | + $enable_click_chat = get_option( 'notifier_ctc_enable' ); | |
| 234 | + $btn_style = get_option( 'notifier_ctc_button_style' ); | |
| 235 | + $click_chat_number = get_option( 'notifier_ctc_whatsapp_number' ); | |
| 21 | 236 | |
| 22 | - if(!$btn_style){ | |
| 237 | + if ( ! $btn_style ) { | |
| 23 | 238 | return; |
| 24 | 239 | } |
| 25 | 240 | |
| 26 | - if($enable_click_chat === 'yes' && !empty($click_chat_number)){ | |
| 27 | - if($btn_style !== 'default'){ | |
| 28 | - include_once NOTIFIER_PATH . 'templates/buttons/'.$btn_style.'.php'; | |
| 241 | + if ( 'yes' === $enable_click_chat && ! empty( $click_chat_number ) && self::should_display_on_current_page() ) { | |
| 242 | + $valid_styles = array_keys( Notifier_Backend::get_button_styles() ); | |
| 243 | + if ( 'default' !== $btn_style && in_array( $btn_style, $valid_styles, true ) ) { | |
| 244 | + include_once NOTIFIER_PATH . 'templates/buttons/' . $btn_style . '.php'; | |
| 29 | 245 | } |
| 30 | 246 | } |
| 31 | 247 | } |
| 32 | 248 | } |
